568011261 has 8 divisors (see below), whose sum is σ = 765858240. Its totient is φ = 374419232.

The previous prime is 568011239. The next prime is 568011299. The reversal of 568011261 is 162110865.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 568011261 - 2¹³ = 568003069 is a prime.

It is a super-4 number, since 4×568011261⁴ (a number of 36 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (568011221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1063425 + ... + 1063958.

It is an arithmetic number, because the mean of its divisors is an integer number (95732280).

Almost surely, 2^568011261 is an apocalyptic number.

It is an amenable number.

568011261 is a deficient number, since it is larger than the sum of its proper divisors (197846979).

568011261 is a wasteful number, since it uses less digits than its factorization.

568011261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2127475.

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 568011261 is about 23832.9868249869. The cubic root of 568011261 is about 828.1690228236.

The spelling of 568011261 in words is "five hundred sixty-eight million, eleven thousand, two hundred sixty-one".